MUMBAI: Musician and producer John Legend will be a special guest speaker at the 2015 Marketing Natio Summit, which is being held from 13 - 15 April at the Moscone Center in San Francisco. The summit is being organised by Marketo, a provider of engagement marketing software and solutions.

Legend joins speakers like Marketo CEO Phil Fernandez, media entrepreneur Arianna Huffington and education reform crusader Salman Khan.

Legend is a singer, songwriter, producer and philanthropist, who has won nine Grammy awards and the 2015 Academy Award for Best Original Song for the motion picture Selma. Legend will deliver a special guest keynote at the Marketing Nation Summit's Day One agenda on 14 April.

Each year, the Marketing Nation Summit brings together over 6,000 of the brightest minds in marketing, offering a variety of sessions that discuss the next era of marketing, engagement marketing strategies, best practices and workshops for every level.